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发明名称
Wellbore cleaning devices
摘要
申请公布号
AU2009307712(A1)
申请公布日期
2010.04.29
申请号
AU20090307712
申请日期
2009.10.20
申请人
BAKER HUGHES INCORPORATED
发明人
LISA POSEVINA;GREGORY HERN;PAUL CONNELL
分类号
E21B37/02
主分类号
E21B37/02
代理机构
代理人
主权项
地址
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